Finding the Fourth Proportional to 11,510.84, 17,268.78 and 3,719.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,510.84 : 17,268.78 = 3,719.54 : x
2. Step 2: Convert to fraction form
   11,510.84/17,268.78 = 3,719.54/x
3. Step 3: Cross multiply
   11,510.84x = 17,268.78 × 3,719.54
4. Step 4: Simplify right side
   11,510.84x = 64,231,917.96
5. Step 5: Solve for x
   x = 64,231,917.96/11,510.84
6. Step 6: Final answer
   x = 5,580.12